Home / 39,374.94-54,342.02-22,381.73

Finding the Fourth Proportional to 39,374.94, 54,342.02 and 22,381.73

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Solution

The fourth proportional to 39,374.94, 54,342.02 and 22,381.73 is: 30,889.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,374.94 : 54,342.02 = 22,381.73 : x
  2. Step 2: Convert to fraction form
    39,374.94/54,342.02 = 22,381.73/x
  3. Step 3: Cross multiply
    39,374.94x = 54,342.02 × 22,381.73
  4. Step 4: Simplify right side
    39,374.94x = 1,216,268,419.29
  5. Step 5: Solve for x
    x = 1,216,268,419.29/39,374.94
  6. Step 6: Final answer
    x = 30,889.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.